:root {
  --bg: #0f1320;
  --panel: #171c2c;
  --panel-2: #1f2638;
  --line: #2a3346;
  --text: #e6ebf5;
  --muted: #8b96ad;
  --accent: #4f8cff;
  --accent-2: #36d399;
  --danger: #ff5d6c;
  --warn: #ffb020;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 16px; letter-spacing: .5px; }
.status { display: flex; align-items: center; gap: 12px; }
.api-url { color: var(--muted); font-size: 12px; }
.badge {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
}
.badge.ok { color: var(--accent-2); border-color: var(--accent-2); }
.badge.pending { color: var(--warn); border-color: var(--warn); }
.badge.err { color: var(--danger); border-color: var(--danger); }

.layout {
  flex: 1;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  padding: 16px;
  min-height: 0;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  overflow: auto;
}
.panel.left { display: flex; flex-direction: column; gap: 14px; }

.drop {
  border: 2px dashed var(--line);
  border-radius: 12px;
  padding: 28px 16px;
  text-align: center;
  transition: .15s;
  cursor: pointer;
}
.drop.drag { border-color: var(--accent); background: rgba(79,140,255,.08); }
.drop-icon { font-size: 28px; color: var(--accent); }
.drop p { margin: 6px 0; }
.drop .sub { color: var(--muted); font-size: 13px; }

.options { display: flex; flex-direction: column; gap: 10px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.field.checkbox { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
select, input[type="number"] {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
}

.actions { display: flex; gap: 10px; }
.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 9px 14px;
  cursor: pointer;
  font-size: 13px;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
.btn.small { padding: 6px 10px; }

.bench {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
}
.bench.hidden { display: none; }
.bench-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.bench-out {
  white-space: pre-wrap;
  font-size: 12px;
  color: var(--muted);
  max-height: 160px;
  overflow: auto;
  margin: 0;
}

.results { display: flex; flex-direction: column; gap: 18px; }
.empty { color: var(--muted); text-align: center; margin-top: 40px; }

.card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.card-head .meta { color: var(--muted); }
.card-head .meta b { color: var(--accent-2); }

.viewer { position: relative; line-height: 0; background: #000; }
.viewer img { width: 100%; display: block; }
.viewer canvas { position: absolute; left: 0; top: 0; pointer-events: none; }

.lines { padding: 10px 14px; }
.line-item {
  display: flex;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
}
.line-item:hover { background: rgba(79,140,255,.12); }
.line-item .idx { color: var(--muted); width: 26px; flex: none; }
.line-item .txt { flex: 1; word-break: break-all; }
.line-item .score { color: var(--muted); font-size: 12px; flex: none; }

.link-btn { background: none; border: none; color: var(--accent); cursor: pointer; padding: 0; font-size: 13px; }